Interacting with the Entity API

In this final section of the chapter, we're going to cover the most common things you will be doing with content and configuration entities. These are the main topics we will discuss going forward:

• Querying and loading entities
• Reading entities
• Manipulating entities (update/save)
• Creating entities
• Rendering entities
• Validating entity data

So, let's hit it.

Querying entities

One of the most common things you will do as a programmer is query for stuff, such as data in the database. This is what we were doing a lot in Drupal 7 to get our data. A lot. We'd either use the database API or simple query strings and load our data. However, in Drupal 8, the entity API has become much...